This month we will provide you with detailed troubleshooting diagnostics using the A/C-gauge set. This will help you to understand the role pressure plays in different parts of the system.

The high-pressure gauge is used to measure the high pressure in the system. Remember, never open the high-side control knob when the vehicle's A/C compressor is running.

From cold weather to road debris, there are many reasons your car's tire pressure might be too low. Here's why you should have a gauge and know how to use it.